V
- VariableT
- Valuepublic class EmptyAssignment<V extends Variable<V,T>,T extends Value<V,T>> extends AssignmentAbstract<V,T>
UnsupportedOperationException
exception.iContexts, iHasInitialzedContext
Constructor and Description |
---|
EmptyAssignment() |
Modifier and Type | Method and Description |
---|---|
Collection<V> |
assignedVariables()
The list of assigned variables in the assignment.
|
long |
getIteration(V variable)
Returns iteration of the last assignment.
|
protected T |
getValueInternal(V variable)
Returns assignment of a variable, null if not assigned.
|
protected void |
setValueInternal(long iteration,
V variable,
T value)
Sets an assignment to a variable (unassigns a variable if the given value is null).
|
assign, assign, assignedValues, clearContext, ensureInitializedContext, getAssignmentContext, getIndex, getValue, nrAssignedVariables, nrUnassignedVariables, unassign, unassign, unassignedVariables
public EmptyAssignment()
public long getIteration(V variable)
Assignment
Variable.getLastIteration()
.variable
- problem variablepublic Collection<V> assignedVariables()
Assignment
Assignment.getValue(Variable)
is not null in this assignment.
Replacement for Model.assignedVariables()
.protected T getValueInternal(V variable)
AssignmentAbstract
getValueInternal
in class AssignmentAbstract<V extends Variable<V,T>,T extends Value<V,T>>
variable
- a variable in questionprotected void setValueInternal(long iteration, V variable, T value)
AssignmentAbstract
setValueInternal
in class AssignmentAbstract<V extends Variable<V,T>,T extends Value<V,T>>
iteration
- current iterationvariable
- a variable to be assignedvalue
- new assignment, null if to be unassigned